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JR Freight Class ED500

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Japanese electric locomotive
Class ED500
ED500-901 at Shin-Tsurumi Depot, August 1992
Type and origin
Power typeElectric
BuilderHitachi
Build date1992
Total produced1
Specifications
Configuration:
 • UICBo-Bo
Gauge1,067 mm (3 ft 6 in)
Wheel diameter1,120 mm (44.09 in)
Length17,600 mm (57 ft 8+7⁄8 in)
Width2,905 mm (9 ft 6+3⁄8 in)
Loco weight67.2 t
(66.1 long tons; 74.1 short tons)
Electric system/s20 kV AC at 50/60 Hz
overhead wire
Current pickup(s)pantograph
Traction motorsAC
Performance figures
Maximum speed120 km/h (75 mph)
Power output4 MW (5,400 hp)
Tractive effort28,367 kgf (62,540 lbf)
Career
OperatorsJR Freight
NumbersED500-901
Preserved0
DispositionWithdrawn and cut up

The Class ED500 was a single Bo-Bo wheel arrangement dual voltage AC/DC electric locomotive built experimentally by Hitachi in Japan in 1992. The design was derived from the DC Bo-Bo-Bo wheel arrangement Class EF200 also built by Hitachi, and was intended to replace Class ED75 locomotives on Tohoku Main Line freight services. The locomotive was loaned to JR Freight for testing until 1994, but the design was not selected for full production due to problems with restarting a single Bo-Bo wheel arrangement locomotive on the 25‰, 2.5%, gradients of the Tohoku Main Line and in the Seikan Tunnel. The Class EH500 articulated Bo-Bo+Bo-Bo design was ultimately chosen instead.

External appearance

Visually resembling the EF200 locomotives, the ED500 was finished in all-over black with red cab doors.

Classification

Main article: Japan Railways locomotive numbering and classification

The ED500 classification for this locomotive type is explained below. As with previous locomotive designs, the prototype was numbered ED500-901.

  • E: Electric locomotive
  • D: Four driving axles
  • 500: AC/DC locomotive with AC motors

References

  1. ^ Jr機関車カタログ: Jr7社の現有30形式を詳しく解說 JR機関車カタログ [JR Locomotive Catalogue]. Japan: Ikaros Publications Ltd. 20 June 2013. p. 43. ISBN 9784863207271.
  2. ^ JR世代の機関車オールガイド [Comprehensive Guide to JR Era Locomotives]. Tetsudō Daiya Jōhō Magazine. 39 (315): 12–26. July 2010.
Japanese railway locomotives
Steam locomotives JR Freight EF210
Diesel locomotives
Electric locomotives
Japan Freight Railway Motive Power
Electric
AC+DC
DC
AC
Diesel
Hybrid
EMU
Note: Withdrawn locomotive classes are shown in italics
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